Loans And Allowance For Loan Losses (Schedule Of Loans With Credit Quality Indicators) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Commercial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	$ 455,734	$ 455,572
Commercial Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	417,939	408,666
Commercial Loans [Member] | Other Assets Especially Mentioned [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	19,043	30,955
Commercial Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	18,752	15,951
Commercial Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross
Commercial Loans [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross
Commercial Real Estate Mortgages [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	325,949	336,542
Commercial Real Estate Mortgages [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	302,376	307,486
Commercial Real Estate Mortgages [Member] | Other Assets Especially Mentioned [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	11,501	19,768
Commercial Real Estate Mortgages [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	12,072	9,288
Commercial Real Estate Mortgages [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross
Commercial Real Estate Mortgages [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross
Commercial and Industrial Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	73,893	73,972
Commercial and Industrial Receivable [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	62,226	60,330
Commercial and Industrial Receivable [Member] | Other Assets Especially Mentioned [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	7,349	10,568
Commercial and Industrial Receivable [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	4,318	3,074
Commercial and Industrial Receivable [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross
Commercial and Industrial Receivable [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross
Commercial Construction And Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	25,421	18,129
Commercial Construction And Land Development [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	23,290	14,403
Commercial Construction And Land Development [Member] | Other Assets Especially Mentioned [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross		437
Commercial Construction And Land Development [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	2,131	3,289
Commercial Construction And Land Development [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross
Commercial Construction And Land Development [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross
Agricultural and Other Loans to Farmers [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	30,471	26,929
Agricultural and Other Loans to Farmers [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	30,047	26,447
Agricultural and Other Loans to Farmers [Member] | Other Assets Especially Mentioned [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	193	182
Agricultural and Other Loans to Farmers [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross	231	300
Agricultural and Other Loans to Farmers [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross
Agricultural and Other Loans to Farmers [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans and Leases Receivable, Gross